DMP3099L-7
The image is for illustrative purposes only; please refer to the product data sheet for precise specifications.
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| Part Number | DMP3099L-7 |
|---|---|
| Manufacturer |
 Diodes Incorporated
|
| Description | The DMP3099L-7 is a compact and efficient P-channel enhancement mode MOSFET developed by Diodes Incorporated, designed for low-voltage power switching and load management applications. It is optimized for high-efficiency operation in portable and embedded electronic systems. The device supports a maximum drain-source voltage of 30V and provides continuous drain current capability up to approximately 3.6A, making it suitable for power distribution, battery management, and load switching applications. The DMP3099L-7 features a low RDS(on) characteristic, typically around 55mΩ at appropriate gate drive voltage, helping reduce conduction losses and improve overall system efficiency. Its logic-level gate operation allows direct interfacing with low-voltage microcontrollers and digital logic circuits. Designed for fast switching performance, the MOSFET provides low gate charge and optimized capacitance characteristics, supporting efficient high-speed switching in DC-DC converters and power management circuits. The device incorporates rugged avalanche characteristics and reliable thermal performance for stable operation under demanding load conditions. It also supports operation across a wide junction temperature range, making it suitable for industrial and consumer applications. Packaged in a compact SOT-23 surface-mount package, the DMP3099L-7 is ideal for high-density PCB layouts and portable electronic designs where board space is limited. The DMP3099L-7 is widely used in battery-powered devices, portable electronics, load switching circuits, DC-DC converters, power management systems, and embedded control applications, where compact size and efficient switching performance are required. |
| Product Group | Transistor |
| MOQ | 3000 pcs |
| SPQ | 3000 pcs |
| Figure/Case | SOT-23 |
| Package | T&R Pack |
 PDF Datasheet | |
| Ship From | Hong Kong |
| Shipment Way | DHL / Fedex / TNT / UPS / Others |
| Delivery Term | Ex-Works |
| Send RFQ | sales@signalhk.com |
DMP3099L-7 is a compact P-channel enhancement-mode MOSFET in a SOT-23 package, designed for low-loss switching in space-constrained electronic circuits. With a -30 V drain-source voltage rating, up to -3.8 A drain current, and low on-resistance of 65 mΩ max at VGS = -10 V and 99 mΩ max at VGS = -4.5 V, it is well suited for efficient power-management designs.
One of the most common uses of DMP3099L-7 is as a high-side load switch in battery-powered microcontroller circuits. A microcontroller can drive the MOSFET gate to disconnect unused peripherals such as RF modules, sensors, displays, or memory devices, helping to reduce standby current and extend battery life. Its P-channel structure makes it convenient for switching the positive supply rail without requiring a charge pump in many low-voltage systems.
DMP3099L-7 is also useful in portable and IoT devices, where small package size, low power loss, and fast switching are important. Typical applications include RF module power gating, sensor node power control, handheld instruments, wireless transmitters, and embedded data loggers. The device is described by Diodes Incorporated as optimized for high-efficiency power-management applications, while distributor data also highlights low gate threshold, low capacitance, fast switching, and low leakage characteristics.
In addition, this MOSFET can be used in PWM-controlled loads, small solid-state relay drivers, and general-purpose low-voltage switching circuits, provided that current, thermal limits, gate voltage, and PCB copper area are properly checked. For RF and battery applications, designers should especially verify the voltage drop across RDS(on), inrush current, and the available gate-source voltage under the lowest battery condition.
Cross Reference / Similar Parts
| Cross-ref part | Manufacturer | Key notes |
|---|---|---|
| IRLML9301TRPBF | Infineon / International Rectifier | P-channel, 30 V, SOT-23; DigiKey lists it as a similar substitute for DMP3099L-7. |
| PJA3405-AU_R1_000A1 | PANJIT | P-channel, 30 V, 3.6 A, SOT-23; RDS(on) about 73 mΩ class. |
| PJA3407_R1_00001 | PANJIT | P-channel, 30 V, 3.8 A, SOT-23; very close electrical class, with 65 mΩ max at VGS = -10 V. |
| PMV35EPER | Nexperia | P-channel, 30 V, SOT-23; listed as a similar substitute. Related PMV35EPE datasheet lists relay driver, high-speed line driver, and high-side load-switch applications. |
Same-device ordering variant: DMP3099L-13 is not a different electrical replacement; it is another ordering/packaging variant of the same DMP3099L family. The datasheet lists both DMP3099L-7 and DMP3099L-13.
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DMP3099L-7
DMP3099L-7